{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895644,-0.444772,0.000000,0.000000,0.284243,-0.572383,0.769145,0.000000,-0.341153,0.686985,0.641612,0.000000,-2178927.859423,4387733.351578,4070507.837922,1],    "boundingVolume": {    "region": [2.031656,0.696539,2.031777,0.696657,0.000000,62.689333]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_686924.b3dm"}}}